Letters by a Modern Mystic
Frank C. Laubach
Foreword by Alden H. Clark. Edited and compiled by Constance E. Padwick. Syracuse, N.Y.: New Readers Press, 1955. First published in 1937. The Association of Christian Schools International brought the book back into print in 2007 with a new Foreword by Dr. Willard (Colorado Springs, CO: Purposeful Design Publications).
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